Answer: 1,2,4
Step-by-step explanation:
8x² - 4 = 28
8x² = 28 + 4
8x² = 32
x² = 32/8
x² = 4
x = <span>±2
</span>
Answer:
D
Step-by-step explanation:
solving equation in terms of x we get 
solving equation in terms of y we get 
Step-by-step explanation:
We need to solve the equation: 
Solving the equation:

Simplifying and finding value of x:

We can simplify and find value of y as well:

So, solving equation in terms of x we get 
solving equation in terms of y we get 
Keywords: Solving Equations
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Answer: The solution is k = -171.92.